various ways to express that you're feeling bad or unwell in English:

1. Not feeling well.
2. under the weather.
3. a bit off today.
4. feeling a bit queasy.
5. a little out of sorts.
6. not up to par.
7. feeling a bit off-color.
8. I'm a bit run down.
9. feeling a bit low.
10. feeling a bit poorly.
11. not in top form.
12. not feeling on top of the world.
13. a bit out of sorts today.
14. feeling a bit out of sorts.
15. feeling a bit down.
16. not feeling too great.
17. a little out of condition.
18. feeling a bit down in the dumps.
19. feeling a bit rough.
20. not feeling myself today.
21. I'm feeling a bit peaky.
22. I'm not feeling my best.
23. I'm feeling a bit out of sorts.
24. I'm feeling a bit out of shape.
25. I'm not feeling well at all.
26. I'm feeling a bit run down.
27. I'm not feeling on top of the world..
28.